Oaks Amusement Park, in Portland, Oregon is thrilled to bring a new extreme in roller coaster excitement to our neighbors this season! The Adrenaline Peak Roller Coaster will open on our midway March 24, 2018! This new attraction will be unlike anything Portland has experienced before and features thrill-filled drops, loops, twists, and turns, sure to dazzle the true roller coaster fan! The Adrenaline Peak Roller Coaster features: